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Montana Field Guide

Montana Field Guides

Watson's Cat's-eye - Cryptantha watsonii

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Native Species

Global Rank: G5
State Rank: SNR

Agency Status


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General Description
Annual. Stems simple or branched, 10–25 cm. Herbage hispid. Leaves linear, 1–4 cm long. Inflorescence ebracteate. Flowers: calyx hispid, hirsute, 3–5 mm long in fruit; corolla ca. 2 mm long. Nutlets 4, lanceolate, smooth, ca. 2 mm long with sharp, often winged margins, brown-mottled; scar long, closed, widened at the base (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range

Range Comments
WA to MT south to CA, NV, UT and CO (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 7

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density



(Observations spanning multiple months or years are excluded from time charts)

Sandy, gravelly, or clayey soil of sagebrush steppe, grasslands, open forest, woodlands; valleys, montane (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

  • Literature Cited AboveLegend:   View Online Publication
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Culver, D.R. 1994. Floristic analysis of the Centennial Region, Montana. M.Sc. Thesis. Montana State University, Bozeman. 199 pp.
    • Quire, R.L. 2013. The sagebrush steppe of Montana and southeastern Idaho shows evidence of high native plant diversity, stability, and resistance to the detrimental effects of nonnative plant species. M.Sc. Thesis. Bozeman, MT: Montana State University. 124 p.
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Citation for data on this website:
Watson's Cat's-eye — Cryptantha watsonii.  Montana Field Guide.  .  Retrieved on , from